---
title: "Django 2.1.12 版本发行说明"
version: 4.1
locale: zh-hans
source: https://docs.djangoproject.com/zh-hans/4.1/releases/2.1.12/
canonical: https://djangodocs.dev/zh-hans/4.1/releases/2.1.12/
---
# Django 2.1.12 版本发行说明

*2019 年 9 月 2 日*

Django 2.1.12 fixes a regression in 2.1.11.

## 漏洞修复

- Fixed crash of `KeyTransform()` for
  `django.contrib.postgres.fields.JSONField` and
  [`HStoreField`](/zh-hans/4.1/ref/contrib/postgres/fields/#django.contrib.postgres.fields.HStoreField) when using on
  expressions with params ([#30672](https://code.djangoproject.com/ticket/30672)).